A 3.19 gram sample of nitrocaine ,C7H11N3O5,is burned in a bomb calorimeter that has a heat capacity of 1375 joules /degree centigrade and which contains 575 grams of water. The temperature of the calorimeter and the water rises from 30.87 degree centigrade to 38.91 degree centigrade what is the heat of combustion per mole of nitrocaine?